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Software Development
SparkR: Add new column to data frame by concatenating other columns
Continuing with my exploration of the Land Registry open data set using SparkR I wanted to see which road in…
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Enterprise Java
Resource versioning with Spring MVC
When serving static resources, it is common practice to append some kind of version information to the resource URL. This…
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Scala
Scala typeclass explained: Implement a String.read function
In this short article I’d like to explain how you can use the typeclass pattern in Scala to implement adhoc…
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Software Development
Agile vs. Architecture
There is a misconception that Architecture has no place in Agile methodology or Agilists don’t do Architecture. In my view…
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Software Development
MongoDB Security, Profiling, Indexing, Cursors and Bulk Operations Guide
This article is part of our Academy Course titled MongoDB – A Scalable NoSQL DB. In this course, you will…
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Software Development
MongoDB MapReduce Tutorial
This article is part of our Academy Course titled MongoDB – A Scalable NoSQL DB. In this course, you will…
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Software Development
MongoDB Replication Guide
This article is part of our Academy Course titled MongoDB – A Scalable NoSQL DB. In this course, you will…
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Software Development
MongoDB Sharding Guide
This article is part of our Academy Course titled MongoDB – A Scalable NoSQL DB. In this course, you will…
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Enterprise Java
How does the MySQL JDBC driver handle prepared statements
Prepared statement types While researching for the Statement Caching chapter in my High-Performance Java Persistence book, I got the chance…
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